The GX Touch 50 is a 5? touch display and the GX Touch 70 is a 7? touch display, which gives you an overview of your Victron system and the option to change settings on your charger etc.
Victron GX Touch 70 display can be connected to Lowrance, Simrad, B&G, Garmin & Raymarine products, at www.victronenergy.dk you can see exactly which models it can be connected to.
To connect it to the Ethernet on the instrument, you need adapter 1106876